Recombinant CRISPR-Cas9 (N-Term) 抗体 (Sortase,His tag,AVI tag)
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Quick Overview for Recombinant CRISPR-Cas9 (N-Term) 抗体 (Sortase,His tag,AVI tag) (ABIN5563964)
抗原
抗体类型
适用
宿主
克隆类型
标记
应用范围
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抗原表位
- N-Term
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原理
- AbFlex Cas9 antibody (rAb)
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品牌
- AbFlex®
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特异性
- Human
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产品特性
- AbFlex antibodies are recombinant antibodies (rAbs) that have been generated using defined DNA sequences to produce highly specific, reproducible antibodies. Each AbFlex antibody contains a 6xHis Tag, a Biotinylation Tag for enzymatic biotin conjugation using the biotin ligase, BirA, and a sortase recognition motif (LPXTG) to attach a variety of labels directly to the antibody including fluorophores, enzymatic substrates (HRP, AP), peptides, drugs as well as solid supports.
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纯化方法
- Ni-NTA
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免疫原
- This antibody was raised against a recombinant protein within the N-terminal region of Streptococcus pyogene Cas9. This antibody recognizes Cas9 and dCas9.
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亚型
- IgG2a
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应用备注
- ChIP-Seq: 4 μg per ChIP Bead-based ELISA: 9 - 75 ng/mL WB: 2 μg/mL AbFlex recombinant antibodies are genetically derived from DNA sequences of parental hybridoma clones. For details on the parental clone, see Catalog No. 61577.
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说明
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This recombinant antibody has been generated using defined DNA sequences to achieve high specificity and high reproducibility. The unique advantages of this antibody are its flexible labeling and purification options as it contains a sortase recognition motif (LPXTG) to covalently add fluorophores, enzymatic substrates (HRP, AP...etc), peptides, DNA, drugs or other labels to the antibody in a directed and reproducible manner. Every antibody also contains a 6xHis Tag, which can be used with nickel-based purification systems, and a Biotinylation Tag sequence for enzymatic biotin conjugation using the biotin ligase, BirA.
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限制
- 仅限研究用
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状态
- Liquid
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缓冲液
- Purified IgG in 140 mM Hepes, pH 7.5, 70 mM NaCl, 32 mM NaOAc, 40 % glycerol and 0.035 % sodium azide.
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储存液
- Sodium azide
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注意事项
- This product contains Sodium azide: a POISONOUS AND HAZARDOUS SUBSTANCE which should be handled by trained staff only.
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注意事项
- Avoid repeated freeze/thaw cycles by aliquoting items into single-use fractions,Keep all reagents on ice when not in storage
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储存条件
- -20 °C
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储存方法
- Some products may be shipped at room temperature. This will not affect their stability or performance. Avoid repeated freeze/thaw cycles by aliquoting items into single-use fractions for storage at -20°C for up to 2 years. Keep all reagents on ice when not in storage.
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有效期
- 24 months
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- CRISPR-Cas9
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别名
- Cas9
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背景
- AbFlex Cas9 antibody was expressed as full-length IgG with mouse immunoglobulin heavy and light chains (IgG2a isotype) in mammalian 293 cells.Cas9 is a nuclease from Streptococcus pyogenes that can be targeted to particular DNA sequences through a guide RNA that results in double-stranded breaks in DNA. Cas9 is part of the CRISPR/Cas9 gene-editing system that can create a DNA break at a specific location with the genome. CRISPR (clustered regularly interspaced short palindromic repeat) is an adaptive immune system that provides protection against mobile genetic elements (viruses, transposable elements and conjugative plasmids). CRISPR clusters contain spacers, sequences complementary to antecedent mobile elements, and target invading nucleic acids. CRISPR clusters are transcribed and processed into CRISPR RNA (crRNA) Probable. In type II CRISPR systems correct processing of pre-crRNA requires a trans-encoded small RNA (tracrRNA), endogenous ribonuclease 3 (rnc) and this protein. The tracrRNA serves as a guide for ribonuclease 3-aided processing of pre-crRNA. Subsequently Cas9/crRNA/tracrRNA endonucleolytically cleaves linear or circular dsDNA target complementary to the spacer. The target strand not complementary to crRNA is first cut endonucleolytically, then trimmed by 3'-5' exonucleolytically. DNA-binding requires protein and both RNA species. Cas9 probably recognizes a short motif in the CRISPR repeat sequences (the PAM or protospacer adjacent motif) to help distinguish self versus nonself.
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分子量
- 160 kDa
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NCBI登录号
- WP_014407541
抗原
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